Add an exception in PossibleValueSource.withValuesFromEnum if duplicated id values are given

qqq-backend-core/src/test/java/com/kingsrook/qqq/backend/core/model/metadata/possiblevalues/QPossibleValueSourceTest.java

@@ -0,0 +1,96 @@
+/*
+ * QQQ - Low-code Application Framework for Engineers.
+ * Copyright (C) 2021-2024.  Kingsrook, LLC
+ * 651 N Broad St Ste 205 # 6917 | Middletown DE 19709 | United States
+ * contact@kingsrook.com
+ * https://github.com/Kingsrook/
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.kingsrook.qqq.backend.core.model.metadata.possiblevalues;
+
+
+import com.kingsrook.qqq.backend.core.BaseTest;
+import com.kingsrook.qqq.backend.core.exceptions.QRuntimeException;
+import org.junit.jupiter.api.Test;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+
+
+/*******************************************************************************
+ ** Unit test for QPossibleValueSource 
+ *******************************************************************************/
+class QPossibleValueSourceTest extends BaseTest
+{
+
+   /*******************************************************************************
+    **
+    *******************************************************************************/
+   @Test
+   void testWithValuesFromEnum()
+   {
+      assertThatThrownBy(() -> new QPossibleValueSource().withValuesFromEnum(DupeIds.values()))
+         .isInstanceOf(QRuntimeException.class)
+         .hasMessageContaining("Duplicated id(s)")
+         .hasMessageMatching(".*: \\[1]$");
+   }
+
+
+   /***************************************************************************
+    **
+    ***************************************************************************/
+   private enum DupeIds implements PossibleValueEnum<Integer>
+   {
+      ONE_A(1, "A"),
+      TWO_B(2, "B"),
+      ONE_C(1, "C");
+
+
+      private final int id;
+      private final String label;
+
+
+
+      /***************************************************************************
+       **
+       ***************************************************************************/
+      DupeIds(int id, String label)
+      {
+         this.id = id;
+         this.label = label;
+      }
+
+
+
+      /***************************************************************************
+       **
+       ***************************************************************************/
+      @Override
+      public Integer getPossibleValueId()
+      {
+         return id;
+      }
+
+
+
+      /***************************************************************************
+       **
+       ***************************************************************************/
+      @Override
+      public String getPossibleValueLabel()
+      {
+         return label;
+      }
+   }
+}